# AstrAI Dockerfile
# Multi-stage build for optimized image size

# Build stage
FROM python:3.12-slim AS builder

WORKDIR /app

# Install build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy project files first for version extraction
COPY astrai/ ./astrai/
COPY pyproject.toml .

# Install dependencies
RUN pip install --no-cache-dir --upgrade pip \
    && pip install --no-cache-dir .[dev]

# Production stage
FROM python:3.12-slim AS production

WORKDIR /app

# Install runtime dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    && rm -rf /var/lib/apt/lists/*

# Copy installed packages from builder
COPY --from=builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages
COPY --from=builder /usr/local/bin /usr/local/bin

# Copy application code
COPY astrai/ ./astrai/
COPY scripts/tools/ ./scripts/tools/
COPY pyproject.toml .

# Create non-root user
RUN useradd -m -u 1000 astrai && chown -R astrai:astrai /app
USER astrai

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1

# Default command
CMD ["python", "-m", "astrai.inference.server"]